netdev - Re: [PATCHv2 net-next 3/3] Documentation: bonding: add XDP support explanation

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Message-ID: <2b710dbe-3a61-4ec7-8205-73139b8a4170@blackwall.org>
Date: Thu, 17 Oct 2024 11:42:16 +0300
From: Nikolay Aleksandrov <razor@...ckwall.org>
To: Hangbin Liu <liuhangbin@...il.com>, netdev@...r.kernel.org
Cc: "David S. Miller" <davem@...emloft.net>,
 Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>,
 Paolo Abeni <pabeni@...hat.com>, Alexei Starovoitov <ast@...nel.org>,
 Daniel Borkmann <daniel@...earbox.net>,
 Jesper Dangaard Brouer <hawk@...nel.org>,
 John Fastabend <john.fastabend@...il.com>, Jiri Pirko <jiri@...nulli.us>,
 Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
 Lorenzo Bianconi <lorenzo@...nel.org>, Andrii Nakryiko <andriin@...com>,
 Jussi Maki <joamaki@...il.com>, Jay Vosburgh <jv@...sburgh.net>,
 Andy Gospodarek <andy@...yhouse.net>, Jonathan Corbet <corbet@....net>,
 Andrew Lunn <andrew+netdev@...n.ch>, linux-doc@...r.kernel.org,
 linux-kernel@...r.kernel.org, bpf@...r.kernel.org
Subject: Re: [PATCHv2 net-next 3/3] Documentation: bonding: add XDP support
 explanation

On 17/10/2024 05:06, Hangbin Liu wrote:
> Add document about which modes have native XDP support.
> 
> Signed-off-by: Hangbin Liu <liuhangbin@...il.com>
> ---
>  Documentation/networking/bonding.rst | 12 ++++++++++++
>  1 file changed, 12 insertions(+)
> 
> diff --git a/Documentation/networking/bonding.rst b/Documentation/networking/bonding.rst
> index e774b48de9f5..5c4a83005025 100644
> --- a/Documentation/networking/bonding.rst
> +++ b/Documentation/networking/bonding.rst
> @@ -2916,6 +2916,18 @@ from the bond (``ifenslave -d bond0 eth0``). The bonding driver will
>  then restore the MAC addresses that the slaves had before they were
>  enslaved.
>  
> +9.  What bonding modes support native XDP?
> +------------------------------------------
> +
> +Currently, only the following bonding modes support native XDP:

If there's a new version please consider dropping this sentence.
It just repeats the title above in a different way.

> +  * balance-rr (0)
> +  * active-backup (1)
> +  * balance-xor (2)
> +  * 802.3ad (4)
> +
> +Note that the vlan+srcmac hash policy does not support native XDP.
> +For other bonding modes, the XDP program must be loaded with generic mode.
> +
>  16. Resources and Links
>  =======================
>  

Reviewed-by: Nikolay Aleksandrov <razor@...ckwall.org>